Conventional Physical Properties Analyses

Category Methods Minimum Qty. Recommended Containers Required Preservation Holding Time
Aqueous Samples
Color 110.1-3 50 mL Plastic or Glass Bottle Cool to 4° C 48 Hours
Conductance 120.1 100 mL Plastic or Glass Bottle Cool to 4° C 28 Days
Hardness 130.1-2 100 mL Plastic or Glass Bottle Adjust pH <2, Cool to 4° C 180 Days
Odor 140.1 200 mL Glass Bottle Only Cool to 4° C 24 Hours
pH 150.1 25 mL Plastic or Glass Bottle None Analyze Immediately
Solids, Total Dissolved (TDS) 160.1 100 mL Plastic or Glass Bottle Cool to 4° C 7 Days
Solids, Total Suspended (TSS) 160.2 100 mL Plastic or Glass Bottle Cool to 4° C 7 Days
Solids, Total (TS) 160.3 100 mL Plastic or Glass Bottle Cool to 4° C 7 Days
Solids, Total Volatile (TVS) 160.4 100 mL Plastic or Glass Bottle Cool to 4° C 7 Days
Solids, Settleable (SS) 160.5 1 L Plastic or Glass Bottle Cool to 4° C 48 Hours
Turbidity 180.1 100 mL Plastic or Glass Bottle Cool to 4° C 48 Hours

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